(19)
(11) EP 3 163 625 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
10.05.2017 Bulletin 2017/19

(43) Date of publication A2:
03.05.2017 Bulletin 2017/18

(21) Application number: 16196452.3

(22) Date of filing: 28.10.2016
(51) International Patent Classification (IPC): 
H01L 27/32(2006.01)
H01L 51/56(2006.01)
 H01L 51/52(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 30.10.2015 KR 20150152620

(71) Applicant: LG Display Co., Ltd.
Seoul 07336 (KR)

(72) Inventors:
  • LEE, JaeSung
    05649 Seoul (KR)
  • LEE, Joonsuk
    08862 Seoul (KR)

(74) Representative: Carpmaels & Ransford LLP 
One Southampton Row
London WC1B 5HA
London WC1B 5HA (GB)

   


(54) ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME


(57) Disclosed is an organic light emitting display (OLED) device that may include a thin film transistor (T) on a substrate; a first electrode (300) electrically connected with the thin film transistor; an organic emitting layer (550) on the first electrode, the organic emitting layer separated by a partition (400); a partition cover (500) on the partition; a second electrode (600) on the organic emitting layer; and an encapsulation layer (650) on the second electrode, wherein a width of an upper surface of the partition cover (500) is smaller than a width of a lower surface of the partition cover.







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